JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2015

  • question_answer
    Least stable conformer of cyclohexane is

    A)  chair                    

    B) boat

    C) twist boat                           

    D) planar hexagon

    Correct Answer: D

    Solution :

    Planar' hexagon conformer has considerable angle strain due to the fact that its bonds are not 109.5°. It also has torsional strain. Due to the presence of, these strains, planar or hexagon conformer of cyclohexane is' least stable.


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